9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... there are four patterns ... low attenuation (table ... The cystic pattern
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
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The fourth pattern ... low attenuation pattern ... basis of HRCT findings ... LowAttenuation #Differential ... #Diagram #Comparison
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... Pulmonary #HRCT #CTChest ... NodularPattern #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern ... NodularPattern #Differential ... #Comparison #Table
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Diagnosis Algorithm ... lymphadenopathy more diffuse ... involvement, irregular pattern ... Lymphoproliferative #Disorders #Classification ... #algorithm
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
necessary) PULMONARY FINDINGS ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... of DAH) RENAL FINDINGS ... • IF staining patterns
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... edema: incidental finding ... Radiology #HRCT #CTChest ... #Reticular #Pattern ... #Comparison #Table
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
is an important finding ... on a chest x-ray ... has a limited differential ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... a predominant finding ... has a limited differential ... diagnosis (Table ... Pulmonary #HRCT #CTChest